SCEDC Home
Home
22050055nn00657005nn00656965nc73085490nn00656970nn00656938nn00656959nn00656969nn00656897nc73085250nn00656908nn00656907nn00656901nc73085125nc73085070nc73084325nc73084220nc73084070nn00656405nn00656403nc73084015nc73084385nn00656344Choose another area 2-degree map

Click on an earthquake on the above map for more information.
Click on an arrow at edge or corner of above map to go to an adjacent map.
Click here to go to index map || big earthquake list || all earthquakes list
Special maps: Long Valley || Los Angeles || San Francisco
Map need updating? Try reloading the page to your browser.
Maps are updated within about 5 minutes of an earthquake or once an hour.
Brown lines represent known hazardous faults or fault zones. White lines are roads.
What happens when I click on an earthquake?

Update time = Tue Sep 18 14:00:01 PDT 2018
Here are the earthquakes appearing on this map, most recent at top ...

 MAG    DATE    LOCAL-TIME  LAT     LON    DEPTH    LOCATION
        y/m/d     h:m:s     deg     deg     km
 0.7 2018/09/17 15:02:02 39.184N 120.440W  7.2   24 km (15 mi) W   of Sunnyside-Tahoe City, CA
 1.4 2018/09/17 12:47:26 40.116N 121.219W  4.1   21 km (13 mi) S   of Chester, CA
 1.7 2018/09/17 12:47:25 40.185N 121.245W -1.6   14 km ( 8 mi) S   of Chester, CA
 1.1 2018/09/17 10:31:17 40.395N 120.537W 10.5    4 km ( 3 mi) ENE of Johnstonville, CA
 0.6 2018/09/17 09:34:05 39.329N 120.041W  3.7   10 km ( 6 mi) N   of Tahoe Vista, CA
 0.1 2018/09/17 06:55:44 39.334N 120.039W  2.8   10 km ( 7 mi) N   of Tahoe Vista, CA
 0.2 2018/09/17 06:49:42 39.336N 120.015W  1.2   10 km ( 6 mi) NNW of Incline Village, NV
 -0.2 2018/09/17 04:15:24 39.489N 120.286W 12.7   20 km (12 mi) NNW of Truckee, CA
 0.9 2018/09/17 01:38:29 40.153N 121.489W  8.9   28 km (17 mi) SW  of Chester, CA
 0.0 2018/09/16 20:22:56 39.236N 120.093W  7.7    4 km ( 2 mi) W   of Tahoe Vista, CA
 0.2 2018/09/16 19:25:29 39.237N 120.092W  7.3    4 km ( 2 mi) W   of Tahoe Vista, CA
 1.2 2018/09/16 17:59:26 40.230N 121.087W  5.7   15 km ( 9 mi) SE  of Chester, CA
 1.6 2018/09/16 17:59:26 40.201N 121.142W 22.8   14 km ( 9 mi) SSE of Chester, CA
 -0.1 2018/09/16 14:54:57 40.464N 121.524W  2.5   30 km (19 mi) NW  of Chester, CA
 1.3 2018/09/14 04:25:44 40.152N 121.085W  3.1   11 km ( 7 mi) W   of Greenville, CA
 2.0 2018/09/13 20:10:47 40.210N 121.106W  5.8   15 km ( 9 mi) SE  of Chester, CA
 -0.0 2018/09/13 14:36:37 40.467N 121.517W  2.3   30 km (19 mi) NW  of Chester, CA
 0.8 2018/09/13 13:41:12 39.402N 120.168W 10.3    8 km ( 5 mi) N   of Truckee, CA
 0.4 2018/09/13 13:04:46 39.586N 120.653W  0.0   30 km (18 mi) SSW of Portola, CA
 1.7 2018/09/13 12:15:15 39.603N 121.591W -0.2   80 km (50 mi) NW  of Quarry near Colfax, CA (Probable quarry explosion)
 -0.3 2018/09/13 03:27:22 40.476N 121.487W  0.5   29 km (18 mi) NW  of Chester, CA
 1.6 2018/09/12 21:03:15 39.595N 120.689W  0.2   30 km (19 mi) SW  of Portola, CA

Special maps:
Long Valley || Los Angeles || San Francisco Index map || big earthquake list || all earthquake list || glossary of terms ||

Data Sources

US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Southern California - UCSD = University of California, San Diego
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)



Research Tools
General Earthquake Information
Stations/ Instrumentation
About the Data Center